Syntax of if else:
if(condition)
{
statement
}
else
{
statement
}

Agar "if"ga bergan shartimiz tog'ri bo'lsa "if"ga kiradi va berilgan ishni bajaradi, agar noto'gri bo'lsa "if"ga kirmaydi va "elsega" kirib berilgan ishni bajaradi.

#include <iostream>

using namespace std;

int main()
{
    int n = 7;

    if(n == 77)
    {
        cout << 77 << endl;
    }
    else
    {
        cout << 7 << endl
    }

    return 0;
}